In-depth

Acute coronary syndrome

Acute kidney injury

Acute liver failure

Addison's disease

Airplane ear

Alcohol intolerance

Alcohol poisoning

Alcohol use disorder

Alcoholic hepatitis (Alcohol-associated hepatitis)

Allergies

Alpha-gal syndrome

Amniotic fluid embolism

Anaphylaxis

Aneurysms

Angina

Anthrax

Antibiotic-associated diarrhea

Appendicitis

Ascariasis

Astrocytoma

Autoimmune hepatitis

Bee sting

Benign paroxysmal positional vertigo (BPPV)

Bile reflux

Bird flu (avian influenza)

Blastocystis hominis

Botulism

Brain aneurysm

Brain tumor

Burkitt lymphoma

C. difficile infection

Carbon monoxide poisoning

Carcinoid tumors

Cardiogenic shock

Castleman disease

Celiac disease

Chagas disease

Chest pain

Cholecystitis

Cholera

Choroid plexus carcinoma

Chronic daily headaches

Chronic granulomatous disease

Chronic kidney disease

Chronic sinusitis

Churg-Strauss syndrome

Cirrhosis

Concussion

Congenital adrenal hyperplasia

Constipation in children

Coronavirus disease 2019 (COVID-19)

Craniopharyngioma

CSF leak (Cerebrospinal fluid leak)

Cyclic vomiting syndrome

Dengue fever

Diabetes insipidus

Diabetic coma

Diabetic ketoacidosis

Diabetic neuropathy

Diffuse large B-cell lymphoma

Diffuse midline glioma (DMG)

Diverticulitis

Drug allergy

Dumping syndrome

Dysphagia

E. coli

Ear infection (middle ear)

Ectopic pregnancy

Egg allergy

Ehrlichiosis and anaplasmosis

Encephalitis

Endometriosis

Enlarged liver

Eosinophilic esophagitis

Esophagitis

Exercise headaches

Food allergy

Food poisoning (foodborne illness)

Functional dyspepsia

Gallbladder cancer

Gastritis

Gastroparesis

Giardia infection (giardiasis)

Glaucoma

Glioblastoma

Glioma

H1N1 flu (swine flu)

Hangovers

Hantavirus pulmonary syndrome

Headaches in children

Heart attack

Heart failure

Heat exhaustion

Heatstroke

Helicobacter pylori (H. pylori) infection

Hemolytic uremic syndrome (HUS)

Hemophilia

Henoch-Schonlein purpura

Hepatitis A

Hepatitis B

Hepatitis C

Hirschsprung's disease

Hydrocele

Hypercalcemia

Hyperglycemia in diabetes

Hyponatremia

Indigestion

Infant reflux

Intestinal ischemia

Intestinal obstruction

Intracranial hematoma

Intussusception

Jellyfish stings

Kawasaki disease

Kidney stones

Krabbe disease

Lactose intolerance

Lead poisoning

Legionnaires' disease

Listeria infection

Liver cancer

Liver disease

Liver hemangioma

Low blood pressure (hypotension)

Malaria

Mantle cell lymphoma

Marginal zone lymphoma

MCAD deficiency

Median arcuate ligament syndrome (MALS)

Medulloblastoma

Meningitis

Menstrual cramps

A monthly period is bad enough. Add in painful menstrual cramps, and you may be cursing this thing called womanhood. How do you get relief?

Mesenteric lymphadenitis

Metastatic (stage 4) prostate cancer

Migraine

Milk allergy

Molar pregnancy

Multiple myeloma

Multisystem inflammatory syndrome in children (MIS-C)

Myocardial ischemia

Norovirus infection

Orchitis

Orthostatic hypotension (postural hypotension)

Ovarian cancer

Ovarian cysts

Ovarian hyperstimulation syndrome

Pancreatic cysts

Pancreatitis

Panic attacks and panic disorder

Parvovirus infection

Peanut allergy

Pelvic inflammatory disease (PID)

Peptic ulcer

Peritoneal carcinomatosis

Peritonitis

Pilocytic astrocytoma

Pinworm infection

Pituitary tumors

Plague

Polio

One of the most feared diseases of the 20th century, polio has been eradicated from the developed world but remains a threat in less developed nations.

Polymorphous light eruption

Porphyria

Postpartum preeclampsia

Preeclampsia

Pseudomembranous colitis

Pseudotumor cerebri (idiopathic intracranial hypertension)

Pyloric stenosis

Radiation sickness

Recurrent breast cancer

Reye's syndrome

Rotavirus

Ruptured eardrum (perforated eardrum)

Salmonella infection

Scarlet fever

Scarlet fever is a bacterial infection that causes a rash, fever and sore throat and usually affects children and adolescents.

Scrotal masses

Shaken baby syndrome

Shellfish allergy

Small bowel obstruction

Smallpox

Social anxiety disorder (social phobia)

Spider bites

Spinal headaches

Spontaneous coronary artery dissection (SCAD)

Staph infections

Stomach cancer

Strep throat

Subarachnoid hemorrhage

Sudden cardiac arrest

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Tapeworm infection

Testicular torsion

Thunderclap headaches

Toxic hepatitis

Toxic shock syndrome

Traumatic brain injury

Traveler's diarrhea

Vascular rings

Vasovagal syncope

Ventricular fibrillation

Wheat allergy

Whooping cough

Wilson's disease

Zollinger-Ellison syndrome

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Dec. 07, 2023

See also

  1. Acute coronary syndrome
  2. Acute liver failure
  3. Addison's disease
  4. Adrenal fatigue: What causes it?
  5. Airplane ear
  6. Alcohol intolerance
  7. Alcohol use disorder
  8. Allergy medications: Know your options
  9. Allergy-proof your home
  10. Alleviating migraine pain
  11. Anaphylaxis
  12. Anaphylaxis: First aid
  13. Aneurysms
  14. Angina
  15. Anthrax
  16. Antibiotic-associated diarrhea
  17. Ascariasis
  18. Aspirin allergy
  19. Astrocytoma
  20. Autoimmune hepatitis
  21. Beating Ovarian Cancer
  22. Bee sting
  23. Benign paroxysmal positional vertigo (BPPV)
  24. Blastocystis hominis
  25. Botulism
  26. Brain aneurysm
  27. Brain tumor
  28. Brain tumor FAQs
  29. Bump on the head: When is it a serious head injury?
  30. Burkitt lymphoma
  31. CA 125 test: A screening test for ovarian cancer?
  32. Calcium supplements: A risk factor for heart attack?
  33. Carbon monoxide poisoning
  34. Cardiac asthma: What causes it?
  35. Cardiogenic shock
  36. Celiac disease
  37. Chest pain
  38. Cholecystitis
  39. Chronic daily headaches
  40. Chronic granulomatous disease
  41. Chronic kidney disease
  42. Chronic kidney disease: Is a clinical trial right for me?
  43. Chronic sinusitis
  44. Churg-Strauss syndrome
  45. Cirrhosis
  46. Cirrhosis self-care and diet
  47. Concussion
  48. Concussion in children
  49. Concussion Telemedicine
  50. Congenital adrenal hyperplasia
  51. Constipation in children
  52. Coronavirus disease 2019 (COVID-19)
  53. COVID-19 travel advice
  54. COVID-19 vaccines for kids: What you need to know
  55. COVID-19 vs. flu: Similarities and differences
  56. COVID-19: How can I protect myself?
  57. COVID-19: Who's at higher risk of serious symptoms?
  58. Craniopharyngioma
  59. CSF leak (Cerebrospinal fluid leak)
  60. Cyclic vomiting syndrome
  61. Debunking coronavirus myths
  62. Dengue fever
  63. Diabetic coma
  64. Diabetic Gastroparesis
  65. Diabetic ketoacidosis
  66. Diabetic neuropathy
  67. Different COVID-19 vaccines
  68. Diffuse large B-cell lymphoma
  69. Diffuse midline glioma (DMG)
  70. Digestion: How long does it take?
  71. Diverticulitis
  72. Dumping syndrome
  73. E. coli
  74. Ear infection (middle ear)
  75. Ectopic pregnancy
  76. Effectively managing chronic kidney disease
  77. Egg allergy
  78. Ehrlichiosis and anaplasmosis
  79. Encephalitis
  80. Endometriosis
  81. Endometriosis FAQs
  82. Esophagitis
  83. Fecal transplant treatment of C. difficile at Mayo Clinic
  84. Fight coronavirus (COVID-19) transmission at home
  85. Flu masks
  86. Flu vaccine: Safe for people with egg allergy?
  87. Food allergy
  88. Food allergy or intolerance?
  89. Food poisoning (foodborne illness)
  90. Fructose intolerance: Which foods to avoid?
  91. Gallbladder cancer
  92. Gallbladder polyps: Can they be cancerous?
  93. Gastritis
  94. Giardia infection (giardiasis)
  95. Glaucoma
  96. Glioblastoma
  97. Guide to different tick species and the diseases they carry
  98. H1N1 flu (swine flu)
  99. Hantavirus pulmonary syndrome
  100. Headaches and hormones
  101. Headaches in children
  102. Headaches: Treatment depends on your diagnosis and symptoms
  103. Heart attack
  104. Heart attack prevention: Should I avoid secondhand smoke?
  105. Heart attack symptoms
  106. Heart Attack Timing
  107. Heart failure
  108. Heart failure action plan
  109. Heart failure and sex: Is it safe?
  110. Heat exhaustion
  111. Heatstroke
  112. Helicobacter pylori (H. pylori) infection
  113. Hemolytic uremic syndrome (HUS)
  114. Hemophilia
  115. Henoch-Schonlein purpura
  116. Hepatitis B and Hepatitis C: What’s the difference?
  117. Hepatitis C
  118. Hepatitis C: How common is sexual transmission?
  119. Hepatitis C: What happens in end-stage liver disease?
  120. Herd immunity and coronavirus
  121. Hirschsprung's disease
  122. How do COVID-19 antibody tests differ from diagnostic tests?
  123. How kidneys work
  124. How well do face masks protect against COVID-19?
  125. Hypercalcemia
  126. Hyponatremia
  127. Infant reflux
  128. Infographic: Multiple Myeloma
  129. Intestinal ischemia
  130. Intracranial hematoma
  131. Intussusception
  132. Is hydroxychloroquine a treatment for COVID-19?
  133. Jellyfish stings
  134. Kawasaki disease
  135. Kidney disease FAQs
  136. Kidney stones
  137. Lead poisoning
  138. Listeria infection
  139. Liver cancer
  140. Liver disease
  141. Liver hemangioma
  142. Living with Brain Tumors
  143. Long Term Brain Cancer Survivor
  144. Long-term effects of COVID-19
  145. Low blood sodium in older adults: A concern?
  146. Low-phosphorus diet: Helpful for kidney disease?
  147. Malaria
  148. Mantle cell lymphoma
  149. Marginal zone lymphoma
  150. Mayo Clinic Minute: Avoiding summer E. coli infection
  151. Mayo Clinic Minute: Meningitis 101 for college students
  152. Mayo Clinic Minute: Prevent migraines with magnetic stimulation
  153. Mayo Clinic Minute: Weathering migraines
  154. Mayo Clinic Minute: You're washing your hands all wrong
  155. Mayo Clinic study reporting increased incidence of C. difficile infection
  156. MCAD deficiency
  157. Median arcuate ligament syndrome (MALS)
  158. Medulloblastoma
  159. Meningitis
  160. Migraine
  161. Migraine FAQs
  162. Migraine medicines and antidepressants
  163. Migraine treatment: Can antidepressants help?
  164. Migraines and gastrointestinal problems: Is there a link?
  165. Migraines and Vertigo
  166. Migraines: Are they triggered by weather changes?
  167. Molar pregnancy
  168. Morning sickness
  169. Multiple myeloma
  170. Multisystem inflammatory syndrome in children (MIS-C)
  171. Myocardial ischemia
  172. New Hep C Treatment
  173. New Test for Preeclampsia
  174. Nighttime headaches: Relief
  175. Nighttime panic attacks: What causes them?
  176. Norovirus infection
  177. NSAIDs: Do they increase my risk of heart attack and stroke?
  178. Ocular migraine: When to seek help
  179. Orchitis
  180. Orthostatic hypotension (postural hypotension)
  181. Ovarian cancer
  182. Ovarian cancer: Still possible after hysterectomy?
  183. Ovarian hyperstimulation syndrome
  184. Pain Management
  185. Pancreatic cysts
  186. Pap test: Can it detect ovarian cancer?
  187. Parvovirus infection
  188. Peanut allergy
  189. Pelvic inflammatory disease (PID)
  190. Peritoneal carcinomatosis
  191. Peritonitis
  192. Pilocytic astrocytoma
  193. Pinworm infection
  194. Pituitary tumors
  195. Plague
  196. Polio
  197. Polymorphous light eruption
  198. Porphyria
  199. Postpartum preeclampsia
  200. Preeclampsia
  201. Pregnancy and COVID-19
  202. Pseudomembranous colitis
  203. Punk Guitarist Survives Brain Tumor
  204. Pyloric stenosis
  205. Radiation sickness
  206. Recurrent breast cancer
  207. Rhabdomyolysis
  208. Ricin poisoning
  209. Rotavirus
  210. Ruptured eardrum (perforated eardrum)
  211. Safe outdoor activities during the COVID-19 pandemic
  212. Safety tips for attending school during COVID-19
  213. Salmonella infection
  214. Salt craving: A symptom of Addison's disease?
  215. Scarlet fever
  216. Scrotal masses
  217. Self-care for the flu
  218. Sex and COVID-19
  219. Shaken baby syndrome
  220. Silent heart attack
  221. Smallpox
  222. Social anxiety disorder (social phobia)
  223. Spider bites
  224. Spinal headaches
  225. Spontaneous coronary artery dissection (SCAD)
  226. Staph infections
  227. Strep throat
  228. Subarachnoid hemorrhage
  229. Sulfa allergy
  230. Swallowing gum: Is it harmful?
  231. Tapeworm infection
  232. Testicular torsion
  233. Thunderclap headaches
  234. Toxic shock syndrome
  235. Types of diabetic neuropathy
  236. Vascular rings
  237. Vasovagal syncope
  238. Ventricular fibrillation
  239. What is a migraine? A Mayo Clinic expert explains
  240. What is cirrhosis? A Mayo Clinic expert explains
  241. What is kidney disease? An expert explains
  242. What is stomach cancer? A Mayo Clinic expert explains
  243. Wheat allergy
  244. White stool: Should I be concerned?
  245. Whooping cough
  246. Whooping cough
  247. Why isn't there a hepatitis C vaccine?
  248. Wilson's disease
  249. Zollinger-Ellison syndrome